package com.ny.demo2;

public class Mouse implements USB{
    @Override
    public void open() {
        System.out.println("USB鼠标开启");
    }

    @Override
    public void close() {
        System.out.println("USB鼠标关闭");
    }
    public void click(){
        System.out.println("鼠标点击");
    }
}
